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Calculus-Free PID (Almost) In A Spreadsheet

PID controllers are everywhere. They regulate temperature, motor speed, power supplies, positioning systems, process equipment, and probably a dozen things within arm’s reach of you right now. They’re also frequently …read more

FitzRoy’s Glass: Victorian Weather Marvel Or Glorified Thermometer?

Everyone talks about the weather. This is doubly true for sailors, where bad weather could mean a very bad day. So it isn’t surprising that navies around the world have …read more

FLOSS Weekly Episode 878: A Tool With Opinions

This week Jonathan chats with Jonathan Pallant about embedded Rust! Learn about the growing Rust driver library, the different ways to build a Rust stack on an embedded device, and …read more

Know Your Food: Our Daily Bread

It’s time to return to our no-punches-pulled look at food manufacture, and this time we’re looking at the humble loaf of bread. As before, we’re approaching the subject with a …read more

Cell Broadcast: The Modern Emergency Alert System

Once upon a time, telephones were primarily point-to-point communications systems. There were options for three-way and conference calls out there, but by and large the plain old telephone system was …read more

From The Blog

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  • Block, Shmock — Just Pump Water Over The Chip

    2 Comments

    By Tyler August | August 7, 2026

    If you’re water cooling a PC, it’s generally accepted that you need some interface between the coolant and the chips — a water block of copper or aluminum that carries …read more

  • This Filesystem Is Born To Fail

    3 Comments

    By Al Williams | August 7, 2026

    Sandboxing a Linux process usually means spending a lot of effort deciding what it isn’t allowed to see. You might put it in a mount namespace, bind-mount a few directories …read more

  • Hacking A $6000 Cotton Candy Machine To Fully Control It

    5 Comments

    By Maya Posch | August 7, 2026

    Having a fully automated cotton candy vending machine in your possession is a great thing, but not if you do not have full access to its software. With [Block’s Retro …read more

  • Chernobyl’s Robots, Or The Hackathon From Hell

    5 Comments

    By Maya Posch | August 7, 2026

    When the Chernobyl Nuclear Power Plant’s #4 reactor experienced an extreme criticality event on that infamous day in 1986, the resulting steam explosion and lack of any kind of containment …read more

  • Hackaday Podcast Episode 381: Airless Tires, Full-color Prints, And 28 MW Of LEDs

    3 Comments

    By Jenny List | August 7, 2026

    This week’s Hackaday podcast is a European affair again, as Elliot Williams is joined by Jenny List on a summer evening to review the week. And we have a feast …read more

  • Music Is Back On Optical Disk In This Plex Server

    14 Comments

    By Tyler August | August 7, 2026

    Given that the no doubt totally sustainable build-out of data centers has sent both solid state and magnetic hard drive prices soaring, though, [WNY Over The Air] decided to take …read more

  • This Week In Security: Claude Gets Hacking, Hotel WiFi, And NPM Compromised Again

    6 Comments

    By Mike Kershaw | August 7, 2026

    kMaybe feeling left out from the questionable hype train of “Our AI models can’t be trusted”, Anthropic has released reports that their Claude model has “reached the Internet” and accessed …read more

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  • FitzRoy’s Glass: Victorian Weather Marvel Or Glorified Thermometer?

    15 Comments
  • Cell Broadcast: The Modern Emergency Alert System

    31 Comments
  • Road Trains Roam The Backroads Of Australia

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  • The 16K Display That Ate Las Vegas

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  • Hackaday Podcast Episode 381: Airless Tires, Full-color Prints, And 28 MW Of LEDs

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  • This Week In Security: Claude Gets Hacking, Hotel WiFi, And NPM Compromised Again

    6 Comments
  • Calculus-Free PID (Almost) In A Spreadsheet

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  • FLOSS Weekly Episode 878: A Tool With Opinions

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  • Know Your Food: Our Daily Bread

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PowerPD — ESP32 USB-C PD/PPS Bench Power Supply

PowerPD — ESP32 USB-C PD/PPS Bench Power Supply

by Raushan Kumar
LightInk

LightInk

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The Gemini Protocols for Deep Space Travel

The Gemini Protocols for Deep Space Travel

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Punctum Lucis (Point of Light)

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Zimaboard 2 Recording Rig

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Octal3: No Power. It Still Holds.

Octal3: No Power. It Still Holds.

by Arshia Keshvari
Kransputer

Kransputer

by Dennis Decoene

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  • FitzRoy’s Glass: Victorian Weather Marvel Or Glorified Thermometer?

    15 Comments
  • Cell Broadcast: The Modern Emergency Alert System

    31 Comments
  • Road Trains Roam The Backroads Of Australia

    31 Comments
  • The 16K Display That Ate Las Vegas

    34 Comments
  • Thingino Teaches Cheap IP Cameras New Tricks

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  • Hackaday Podcast Episode 381: Airless Tires, Full-color Prints, And 28 MW Of LEDs

    3 Comments
  • This Week In Security: Claude Gets Hacking, Hotel WiFi, And NPM Compromised Again

    6 Comments
  • Calculus-Free PID (Almost) In A Spreadsheet

    13 Comments
  • FLOSS Weekly Episode 878: A Tool With Opinions

    1 Comment
  • Know Your Food: Our Daily Bread

    50 Comments
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